From nobody Wed Dec 17 15:34:43 2025 Received: from sender4-pp-f112.zoho.com (sender4-pp-f112.zoho.com [136.143.188.112]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 77AA22459D5 for ; Mon, 17 Mar 2025 14:55:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.112 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742223329; cv=pass; b=Q8cXLW4+zrTL7QAMQiRCSxoqk5dNVPzFAEK01WqlV9UdzbgSOxsaBdJzSvuRYxPSScrXfIrhVWq4TR/DW7RnLBWYyC+2RSc5pm8LHYhFB/+UglUAS8BeITtrxB1zZKuKe5JeKp2kCYZx2nDhAtAnvYdUGYkGdAspB7gHYLiKVEE= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742223329; c=relaxed/simple; bh=4g2ZQBFOSqDtFo7TcFJmBzRGTqG+IeUHgHmpfqX2nx4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WSh7whCBXEWPrmaBTqSqE1eOPgMB3vRWcFycq54vtzR5HLhktzsFuaHlTXv1n7t7sf7+OVr4ZJyfux26vg01FPMNirIrk0ZfXIcjNywJzGnnfIciz8IwbBf/RMzBzgaqT6TArM9Ysf/nIdpH7tGZY1iNks9Ec28gvkJjfPPmDUU= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (1024-bit key) header.d=collabora.com header.i=ariel.dalessandro@collabora.com header.b=EXO/jW8D; arc=pass smtp.client-ip=136.143.188.112 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=collabora.com header.i=ariel.dalessandro@collabora.com header.b="EXO/jW8D" ARC-Seal: i=1; a=rsa-sha256; t=1742223307; cv=none; d=zohomail.com; s=zohoarc; b=FraZ/OZHfwHywgfrsOG7TMIsQQppBBwQIA4714x3XRnJP7e/ZVphJqe5ysLm+JszrBtO5HvJOhlxRv03o7iYYaeGiwTqWUQCryu6ClkboduZGLUehevcL/YPtTGITjJG9qQNDxDAnXjnyb2uyJm6eeApuqBS1fT0vwccFrEmRng= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1742223307; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=shM7+TC0TXgX3AuBtBbLz5FbCbczMV6yD/4P/qN2rI4=; b=L7YHsNwyvwhYW7PygyZG7QsdKBi+3FQaGn5s9K2Ek9QYE1EIWUUieE9GzauUZZn/FGNx7zO3+qN6BR42d5XUZzZpLVXWlt+yeJkAU0LPJes169OuObYNdFicou6TxZ/nWOV3rNSZFSjUEOQk3uObv66/vdbFBxQRCNPRbJEOMvo= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=ariel.dalessandro@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1742223307; s=zohomail; d=collabora.com; i=ariel.dalessandro@collabora.com; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-ID:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding:Message-Id:Reply-To; bh=shM7+TC0TXgX3AuBtBbLz5FbCbczMV6yD/4P/qN2rI4=; b=EXO/jW8DFpe9a6NnJnrU/CfigN8dh4tmx/TMFuBx5CxrwtYNbq5aOePIXi8T0qDI zjIQrh+SrkG/03Gkqm0BBB6a3Z1J4ytpIWHp36aA9/So3R2QbRMabUfBQad0WwWvX/N XSsKRGXvx4bN/XqQr6gI92I4wrQqIuxyhpap+34A= Received: by mx.zohomail.com with SMTPS id 1742223306740713.2683007620236; Mon, 17 Mar 2025 07:55:06 -0700 (PDT) From: Ariel D'Alessandro To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: boris.brezillon@collabora.com, robh@kernel.org, steven.price@arm.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch, kernel@collabora.com, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, sjoerd@collabora.com, angelogioacchino.delregno@collabora.com, Ariel D'Alessandro Subject: [PATCH v4 6/6] drm/panfrost: Force AARCH64_4K page table format on MediaTek MT8192 Date: Mon, 17 Mar 2025 11:52:45 -0300 Message-ID: <20250317145245.910566-7-ariel.dalessandro@collabora.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250317145245.910566-1-ariel.dalessandro@collabora.com> References: <20250317145245.910566-1-ariel.dalessandro@collabora.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMailClient: External Content-Type: text/plain; charset="utf-8" MediaTek MT8192 SoC has an ARM Mali-G57 MC5 GPU (Valhall-JM). Now that Panfrost supports AARCH64_4K page table format, let's enable it on this SoC. Running glmark2-es2-drm [0] benchmark, reported the same performance score on both modes Mali LPAE (LEGACY) vs. AARCH64_4K, before and after this commit. Tested on a Mediatek (MT8395) Genio 1200 EVK board. [0] https://github.com/glmark2/glmark2 Signed-off-by: Ariel D'Alessandro Reviewed-by: Boris Brezillon Reviewed-by: AngeloGioacchino Del Regno --- drivers/gpu/drm/panfrost/panfrost_drv.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panf= rost/panfrost_drv.c index e854f290858f9..ef30d314b2281 100644 --- a/drivers/gpu/drm/panfrost/panfrost_drv.c +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c @@ -836,6 +836,7 @@ static const struct panfrost_compatible mediatek_mt8192= _data =3D { .num_pm_domains =3D ARRAY_SIZE(mediatek_mt8192_pm_domains), .pm_domain_names =3D mediatek_mt8192_pm_domains, .pm_features =3D BIT(GPU_PM_CLK_DIS) | BIT(GPU_PM_VREG_OFF), + .gpu_quirks =3D BIT(GPU_QUIRK_FORCE_AARCH64_PGTABLE), }; =20 static const struct of_device_id dt_match[] =3D { --=20 2.47.2